[Sturdy And Easy To Carry] electric pump made from ABS plastic, good stability, sturdy, small, light, easy to carry; high performance, easy to use. [ 3 Interfaces Conversion ] electric air pump S size interfaces is 1.97 * 0.91 inches, suitable for small toys or swimming tires, M size interfaces is 2.17 * 0.69 inches, suitable for inflatable recliners, to inflatable pool seats, the L interfaces size is 3.35*0.29 inch for mattresses, inflatable pools etc. [Inflate And Deflate Quickly] electric inflator is twice the speed of the inflator manual. You just need to insert the nozzle into the inflation port to inflate. not only can you inflate and deflate quickly, but also can save 75% space and time. [Easy to Use] portable electric pump have two ports, inflate and pumps open, the orifice inflation port and the deflation port. the symbol _ on the switch "ON", "0" means "closed"; do not block the valve of inflatable objects, otherwise it may cause overheating and damage the pump, so it cannot be used continuously. [Universal Use] air pump inflator for the inflatable bed the inflatable boat, inflatable swimming pool, inflatable sofa, swimming ring, compression bags and inflatable toy etc. but be careful, do not use this electric pump inflator for balloons.